Battery Module Deterioration


Table of contents

P1447 HONDA Possible Causes

  • Battery Module

How do I fix code P1447 HONDA?

  Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.

Tech Notes

  • There is a Factory Service Bulletin for the following Honda models:
  • 2000 Honda Insight
  • 2001 Honda Insight
  • 2002 Honda Insight
  • 2003 Honda Insight
  • 2004 Honda Insight
  • 2000-2004 Honda Insight Factory Service Bulletin OBDII Code P1447

Cost of diagnosing the P1447 HONDA code

  The cost of diagnosing the P1447 HONDA code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P1447 HONDA Description

  The high-voltage battery in the IMA (integrated motor assist) system is designed to operate within the upper and lower limits of the SOC (state of charge) voltage and the battery capacity limits. When the battery deteriorates, the voltage is subject to an increase or a decrease, so the limits of the battery capacity is narrowed. Therefore, if the upper and lower limits of the SOC are detected when driving, the BCM (battery condition monitor) calculates the sum of the current and calculates the battery capacity. If the power is less than a set value, a malfunction is detected and a DTC is stored.

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